We are LED writing boardsLED flashing boards, LED advertisingboard ,LED sign board , LED message board , fluorescentmarker pen,tripod manufacturer .We have our own factory and we supply wholesell service. Our fluorescent LED writing boards are composed of stylish aluminium frames, high-hardness and transparency ultra-clear glass, multi-color LED high-light strips, and micro controllers. We can use special fluorescence mark pens to write on the c